One pair of heavy duty 6 hole replacement hub cap gaskets. Manufactured from low density material that conforms well to irregular surfaces. Gaskets provide very good crush resistance and meet ASTM 104 requirements. Bolt holes = 6, bolt hole size = 5/16”, bolt circle = 5 1/2”, ID = 4 3/4”, OD = 6 1/4” Replaces: Stemco️#330-3009 SKF️#453795-8 OTR️#HG0009 Application = Stemco hub caps 4009, 4046, 4095, 4098, 4342, 4309, 4249, 4014, 4370, 4350, 4372, 4352 SKF hubcaps 1643, 1343, 1644, 1343W, 1743, 1600, 1613, 1703, 1691, 1790, 1943, 1443, 1945, 1995, 1499, 1996 OTR hub caps HC04009, HC34009, 74009, 84009